CLP Semi-Volatile Base/Neutral Surrogate Std Back Catalog number: 22016 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 12191.15-25-2AN Nivalenol CRM,25 µg/mL,acetonitrile,2mL, Price on request 0681.28-200-IO (24R)-24-Methyl-3,5-cyclocholestane and (24R)-24-Ethyl-3,5-cyclocholestane, 200µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 36545-67-2 / '38776-72-6 Price on request 9228.13-50-ME 1H,1,H,2H,2H-Perfluorodecyl acrylate, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 27905-45-9 Price on request